<div class="num_box">
    <div class="num">
        <ion-icon tappable name="ios-remove-outline" (click)='chaneNum(-1)'></ion-icon>
        <ion-input type="number" ngDefaultControl [(ngModel)]="_numVal" (ionBlur)="checkNum()" (ngModelChange)="checkNum()" ></ion-input>
        <ion-icon tappable name="ios-add-outline" (click)='chaneNum(1)'></ion-icon>
      </div>
</div>


